Title:
クランクシャフト及びその製造方法
Document Type and Number:
Japanese Patent JP7192597
Kind Code:
B2
Abstract:
To provide a crank shaft in which friction can be reduced.SOLUTION: A crank shaft has a compound film on the surface of a slide part of a crank shaft. In the compound film, concentrations of Zn, P, and O obtained by energy dispersive X-ray analysis are, in mass%, Zn: 7.5% or more, P: 2.0% or more and O: 4.5% or more.SELECTED DRAWING: Figure 6
Inventors:
Tatsuhiko Abe
Kubota Manabu
Kubota Manabu
Application Number:
JP2019051449A
Publication Date:
December 20, 2022
Filing Date:
March 19, 2019
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
C23C22/03; C10M141/10; C23C22/73; F16C3/06
Domestic Patent References:
| JP2005069249A | ||||
| JP2018514643A |
Foreign References:
| WO2016114401A1 |
Attorney, Agent or Firm:
Hidetoshi Ueba
Satoshi Komiyama
Satoshi Komiyama